Overview
The L6225D is a DMOS Dual Full Bridge driver designed for motor control applications, developed by STMicroelectronics. It is realized in MultiPower-BCD technology, which integrates isolated DMOS Power Transistors with CMOS and bipolar circuits on the same chip. This device is particularly suited for driving bipolar stepper motors and dual or quad DC motors. The L6225D is available in a SOIC-20 package, making it a compact and efficient solution for various motor control systems.
Key Specifications
| Configuration | Full Bridge |
|---|---|
| No of Outputs | Dual |
| Output Current | 1.4 A (DC), 2.8 A (Peak) |
| Supply Voltage - Max | 60 V |
| Turn-off Delay Time | 100 ns to 1000 ns |
| Turn-on Delay Time | 200 ns to 800 ns |
| Rise Time | 250 ns |
| Fall Time | 250 ns |
| Operating Temp Range | -40°C to +150°C |
| Package Style | SOIC-20 |
| Mounting Method | Surface Mount |
| Typical Switching Frequency | Up to 100 kHz |
Key Features
- Operating supply voltage from 8 to 52 V
- 2.8 A output peak current (1.4 A DC)
- RDS(ON) 0.73 Ohm typical value @ Tj = 25 °C
- Operating frequency up to 100 kHz
- Non-dissipative overcurrent protection
- Paralleled operation
- Cross conduction protection
- Thermal shutdown
- Under voltage lockout
- Integrated fast free wheeling diodes
Applications
- Bipolar stepper motor
- Dual or quad DC motor
Q & A
- What is the L6225D used for?
The L6225D is used for motor control applications, particularly for driving bipolar stepper motors and dual or quad DC motors.
- What is the operating supply voltage range of the L6225D?
The operating supply voltage range is from 8 to 52 V.
- What is the peak output current of the L6225D?
The peak output current is 2.8 A, with a DC current of 1.4 A.
- What is the typical switching frequency of the L6225D?
The typical switching frequency is up to 100 kHz.
- Does the L6225D have overcurrent protection?
Yes, the L6225D features non-dissipative overcurrent protection.
- What type of package is the L6225D available in?
The L6225D is available in a SOIC-20 package.
- What is the operating temperature range of the L6225D?
The operating temperature range is from -40°C to +150°C.
- Does the L6225D have thermal shutdown protection?
Yes, the L6225D includes thermal shutdown protection.
- What is the RDS(ON) value of the L6225D at 25°C?
The RDS(ON) value is 0.73 Ohm typical at 25°C.
- Does the L6225D support paralleled operation?
Yes, the L6225D supports paralleled operation.
